282 lines
8.5 KiB
C
282 lines
8.5 KiB
C
/**
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******************************************************************************
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* @file ltdc.c
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* @brief This file provides code for the configuration
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* of the LTDC instances.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2021 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "ltdc.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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LTDC_HandleTypeDef hltdc;
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/* LTDC init function */
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void MX_LTDC_Init(void)
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{
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/* USER CODE BEGIN LTDC_Init 0 */
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/* USER CODE END LTDC_Init 0 */
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LTDC_LayerCfgTypeDef pLayerCfg = {0};
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LTDC_LayerCfgTypeDef pLayerCfg1 = {0};
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/* USER CODE BEGIN LTDC_Init 1 */
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/* USER CODE END LTDC_Init 1 */
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hltdc.Instance = LTDC;
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hltdc.Init.HSPolarity = LTDC_HSPOLARITY_AL;
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hltdc.Init.VSPolarity = LTDC_VSPOLARITY_AL;
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hltdc.Init.DEPolarity = LTDC_DEPOLARITY_AL;
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hltdc.Init.PCPolarity = LTDC_PCPOLARITY_IPC;
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hltdc.Init.HorizontalSync = 7;
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hltdc.Init.VerticalSync = 3;
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hltdc.Init.AccumulatedHBP = 14;
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hltdc.Init.AccumulatedVBP = 5;
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hltdc.Init.AccumulatedActiveW = 654;
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hltdc.Init.AccumulatedActiveH = 485;
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hltdc.Init.TotalWidth = 660;
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hltdc.Init.TotalHeigh = 487;
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hltdc.Init.Backcolor.Blue = 0;
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hltdc.Init.Backcolor.Green = 0;
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hltdc.Init.Backcolor.Red = 0;
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if (HAL_LTDC_Init(&hltdc) != HAL_OK)
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{
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Error_Handler();
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}
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pLayerCfg.WindowX0 = 0;
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pLayerCfg.WindowX1 = 0;
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pLayerCfg.WindowY0 = 0;
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pLayerCfg.WindowY1 = 0;
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pLayerCfg.PixelFormat = LTDC_PIXEL_FORMAT_ARGB8888;
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pLayerCfg.Alpha = 0;
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pLayerCfg.Alpha0 = 0;
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pLayerCfg.BlendingFactor1 = LTDC_BLENDING_FACTOR1_CA;
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pLayerCfg.BlendingFactor2 = LTDC_BLENDING_FACTOR2_CA;
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pLayerCfg.FBStartAdress = 0;
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pLayerCfg.ImageWidth = 0;
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pLayerCfg.ImageHeight = 0;
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pLayerCfg.Backcolor.Blue = 0;
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pLayerCfg.Backcolor.Green = 0;
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pLayerCfg.Backcolor.Red = 0;
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if (HAL_LTDC_ConfigLayer(&hltdc, &pLayerCfg, 0) != HAL_OK)
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{
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Error_Handler();
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}
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pLayerCfg1.WindowX0 = 0;
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pLayerCfg1.WindowX1 = 0;
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pLayerCfg1.WindowY0 = 0;
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pLayerCfg1.WindowY1 = 0;
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pLayerCfg1.PixelFormat = LTDC_PIXEL_FORMAT_ARGB8888;
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pLayerCfg1.Alpha = 0;
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pLayerCfg1.Alpha0 = 0;
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pLayerCfg1.BlendingFactor1 = LTDC_BLENDING_FACTOR1_CA;
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pLayerCfg1.BlendingFactor2 = LTDC_BLENDING_FACTOR2_CA;
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pLayerCfg1.FBStartAdress = 0;
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pLayerCfg1.ImageWidth = 0;
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pLayerCfg1.ImageHeight = 0;
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pLayerCfg1.Backcolor.Blue = 0;
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pLayerCfg1.Backcolor.Green = 0;
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pLayerCfg1.Backcolor.Red = 0;
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if (HAL_LTDC_ConfigLayer(&hltdc, &pLayerCfg1, 1) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN LTDC_Init 2 */
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/* USER CODE END LTDC_Init 2 */
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}
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void HAL_LTDC_MspInit(LTDC_HandleTypeDef* ltdcHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
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if(ltdcHandle->Instance==LTDC)
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{
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/* USER CODE BEGIN LTDC_MspInit 0 */
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/* USER CODE END LTDC_MspInit 0 */
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/** Initializes the peripherals clock
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*/
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PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LTDC;
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PeriphClkInitStruct.PLL3.PLL3M = 1;
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PeriphClkInitStruct.PLL3.PLL3N = 6;
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PeriphClkInitStruct.PLL3.PLL3P = 2;
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PeriphClkInitStruct.PLL3.PLL3Q = 2;
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PeriphClkInitStruct.PLL3.PLL3R = 3;
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PeriphClkInitStruct.PLL3.PLL3RGE = RCC_PLL3VCIRANGE_3;
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PeriphClkInitStruct.PLL3.PLL3VCOSEL = RCC_PLL3VCOMEDIUM;
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PeriphClkInitStruct.PLL3.PLL3FRACN = 0;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
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{
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Error_Handler();
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}
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/* LTDC clock enable */
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__HAL_RCC_LTDC_CLK_ENABLE();
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__HAL_RCC_GPIOI_CLK_ENABLE();
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__HAL_RCC_GPIOJ_CLK_ENABLE();
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__HAL_RCC_GPIOH_CLK_ENABLE();
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__HAL_RCC_GPIOK_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/**LTDC GPIO Configuration
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PI6 ------> LTDC_B6
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PI5 ------> LTDC_B5
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PI4 ------> LTDC_B4
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PI1 ------> LTDC_G6
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PI0 ------> LTDC_G5
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PI7 ------> LTDC_B7
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PJ15 ------> LTDC_B3
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PI2 ------> LTDC_G7
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PH15 ------> LTDC_G4
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PH14 ------> LTDC_G3
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PK7 ------> LTDC_DE
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PJ14 ------> LTDC_B2
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PJ12 ------> LTDC_B0
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PA9 ------> LTDC_R5
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PJ13 ------> LTDC_B1
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PI10 ------> LTDC_HSYNC
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PI13 ------> LTDC_VSYNC
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PI14 ------> LTDC_CLK
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PJ9 ------> LTDC_G2
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PA1 ------> LTDC_R2
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PJ0 ------> LTDC_R1
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PJ8 ------> LTDC_G1
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PJ7 ------> LTDC_G0
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PJ6 ------> LTDC_R7
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PI15 ------> LTDC_R0
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PH10 ------> LTDC_R4
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PJ5 ------> LTDC_R6
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PH9 ------> LTDC_R3
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_5|GPIO_PIN_4|GPIO_PIN_1
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|GPIO_PIN_0|GPIO_PIN_7|GPIO_PIN_2|GPIO_PIN_10
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|GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF14_LTDC;
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HAL_GPIO_Init(GPIOI, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_15|GPIO_PIN_14|GPIO_PIN_12|GPIO_PIN_13
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|GPIO_PIN_9|GPIO_PIN_0|GPIO_PIN_8|GPIO_PIN_7
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|GPIO_PIN_6|GPIO_PIN_5;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF14_LTDC;
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HAL_GPIO_Init(GPIOJ, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_15|GPIO_PIN_14|GPIO_PIN_10|GPIO_PIN_9;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF14_LTDC;
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HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_7;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF14_LTDC;
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HAL_GPIO_Init(GPIOK, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_1;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF14_LTDC;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* USER CODE BEGIN LTDC_MspInit 1 */
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/* USER CODE END LTDC_MspInit 1 */
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}
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}
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void HAL_LTDC_MspDeInit(LTDC_HandleTypeDef* ltdcHandle)
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{
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if(ltdcHandle->Instance==LTDC)
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{
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/* USER CODE BEGIN LTDC_MspDeInit 0 */
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/* USER CODE END LTDC_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_LTDC_CLK_DISABLE();
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/**LTDC GPIO Configuration
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PI6 ------> LTDC_B6
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PI5 ------> LTDC_B5
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PI4 ------> LTDC_B4
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PI1 ------> LTDC_G6
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PI0 ------> LTDC_G5
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PI7 ------> LTDC_B7
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PJ15 ------> LTDC_B3
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PI2 ------> LTDC_G7
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PH15 ------> LTDC_G4
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PH14 ------> LTDC_G3
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PK7 ------> LTDC_DE
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PJ14 ------> LTDC_B2
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PJ12 ------> LTDC_B0
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PA9 ------> LTDC_R5
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PJ13 ------> LTDC_B1
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PI10 ------> LTDC_HSYNC
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PI13 ------> LTDC_VSYNC
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PI14 ------> LTDC_CLK
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PJ9 ------> LTDC_G2
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PA1 ------> LTDC_R2
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PJ0 ------> LTDC_R1
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PJ8 ------> LTDC_G1
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PJ7 ------> LTDC_G0
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PJ6 ------> LTDC_R7
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PI15 ------> LTDC_R0
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PH10 ------> LTDC_R4
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PJ5 ------> LTDC_R6
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PH9 ------> LTDC_R3
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*/
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HAL_GPIO_DeInit(GPIOI, GPIO_PIN_6|GPIO_PIN_5|GPIO_PIN_4|GPIO_PIN_1
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|GPIO_PIN_0|GPIO_PIN_7|GPIO_PIN_2|GPIO_PIN_10
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|GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15);
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HAL_GPIO_DeInit(GPIOJ, GPIO_PIN_15|GPIO_PIN_14|GPIO_PIN_12|GPIO_PIN_13
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|GPIO_PIN_9|GPIO_PIN_0|GPIO_PIN_8|GPIO_PIN_7
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|GPIO_PIN_6|GPIO_PIN_5);
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HAL_GPIO_DeInit(GPIOH, GPIO_PIN_15|GPIO_PIN_14|GPIO_PIN_10|GPIO_PIN_9);
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HAL_GPIO_DeInit(GPIOK, GPIO_PIN_7);
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_1);
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/* USER CODE BEGIN LTDC_MspDeInit 1 */
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/* USER CODE END LTDC_MspDeInit 1 */
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}
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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